12164252041 has 2 divisors, whose sum is σ = 12164252042. Its totient is φ = 12164252040.

The previous prime is 12164252027. The next prime is 12164252059. The reversal of 12164252041 is 14025246121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6299755641 + 5864496400 = 79371^2 + 76580^2 .

It is an emirp because it is prime and its reverse (14025246121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12164252041 - 2³¹ = 10016768393 is a prime.

It is not a weakly prime, because it can be changed into another prime (12164252011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6082126020 + 6082126021.

It is an arithmetic number, because the mean of its divisors is an integer number (6082126021).

Almost surely, 2^12164252041 is an apocalyptic number.

It is an amenable number.

12164252041 is a deficient number, since it is larger than the sum of its proper divisors (1).

12164252041 is an equidigital number, since it uses as much as digits as its factorization.

12164252041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 12164252041 its reverse (14025246121), we get a palindrome (26189498162).

The spelling of 12164252041 in words is "twelve billion, one hundred sixty-four million, two hundred fifty-two thousand, forty-one".